Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported |
---|---|---|---|---|---|---|
BUG: Dentry still in use [unmount of ramfs ramfs] | C | error | 3 | 1087d | 1088d |
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exFAT-fs (loop0): error, exfat_alloc_cluster: invalid used clusters(t:15,u:4294967295) exFAT-fs (loop0): Filesystem has been set read-only incfs: Can't find or create .index dir in ./file0 BUG: Dentry ffff88811a47a660{i=0,n=.index} still in use (1) [unmount of exfat loop0] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 366 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607 Modules linked in: CPU: 0 PID: 366 Comm: syz-executor811 Not tainted 5.10.76-syzkaller-01178-g4944ec82ebb9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607 Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff RSP: 0018:ffffc90000bb7ab8 EFLAGS: 00010286 RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: a00c70a513dce700 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000bb7ae8 R08: ffffffff81545288 R09: 0000000000000003 R10: fffff52000176ea9 R11: 0000000000000004 R12: ffff88811a47a660 R13: dffffc0000000000 R14: ffff8881069b83f8 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5db3f691d0 CR3: 000000000640f000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline] shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154 exit_task_work syzkaller/managers/android-5-10/kernel/./include/linux/task_work.h:30 [inline] do_exit+0x70e/0x23a0 syzkaller/managers/android-5-10/kernel/kernel/exit.c:813 do_group_exit+0x16a/0x2d0 syzkaller/managers/android-5-10/kernel/kernel/exit.c:910 __do_sys_exit_group+0x17/0x20 syzkaller/managers/android-5-10/kernel/kernel/exit.c:921 __se_sys_exit_group+0x14/0x20 syzkaller/managers/android-5-10/kernel/kernel/exit.c:919 __x64_sys_exit_group+0x3b/0x40 syzkaller/managers/android-5-10/kernel/kernel/exit.c:919 do_syscall_64+0x31/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f5db3ef4249 Code: Unable to access opcode bytes at RIP 0x7f5db3ef421f. RSP: 002b:00007fff23a8ba98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f5db3f68330 RCX: 00007f5db3ef4249 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f5db3f62e40 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5db3f68330 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 ---[ end trace 614232d097d0a2fd ]--- VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day...
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/10/28 10:23 | android12-5.10-lts | 4944ec82ebb9 | be531bb4 | .config | console log | report | syz | C | ci2-android-5-10 | BUG: Dentry still in use [unmount of exfat loop0] | ||
2021/10/28 00:16 | android12-5.10-lts | 4944ec82ebb9 | be531bb4 | .config | console log | report | syz | C | ci2-android-5-10 | BUG: Dentry still in use [unmount of exfat loop0] | ||
2021/10/27 23:51 | android12-5.10-lts | 4944ec82ebb9 | be531bb4 | .config | console log | report | info | ci2-android-5-10 | BUG: Dentry still in use [unmount of exfat loop0] |